//
// DotNetNuke - http://www.dotnetnuke.com
// Copyright (c) 2002-2010
// by Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
//

using System.Web;
using System.Web.UI.WebControls;
using DotNetNuke.Common.Utilities;
namespace DotNetNuke.UI.WebControls
{
	public class CheckBoxColumn : System.Web.UI.WebControls.TemplateColumn
	{
		private bool mAutoPostBack = true;
		private bool mChecked = false;
		private string mDataField = Null.NullString;
		private bool mEnabled = true;
		private string mEnabledField = Null.NullString;
		private bool mHeaderCheckBox = true;
		public CheckBoxColumn() : this(false)
		{
		}
		public CheckBoxColumn(bool autoPostBack)
		{
			this.AutoPostBack = autoPostBack;
		}
		public event DNNDataGridCheckedColumnEventHandler CheckedChanged;
		public bool AutoPostBack
		{
			get { return mAutoPostBack; }
			set { mAutoPostBack = value; }
		}
		public bool Checked
		{
			get { return mChecked; }
			set { mChecked = value; }
		}
		public string DataField
		{
			get { return mDataField; }
			set { mDataField = value; }
		}
		public bool Enabled
		{
			get { return mEnabled; }
			set { mEnabled = value; }
		}
		public string EnabledField
		{
			get { return mEnabledField; }
			set { mEnabledField = value; }
		}
		public bool HeaderCheckBox
		{
			get { return mHeaderCheckBox; }
			set { mHeaderCheckBox = value; }
		}
		private CheckBoxColumnTemplate CreateTemplate(ListItemType type)
		{
			bool isDesignMode = false;
			if (HttpContext.Current == null)
			{
				isDesignMode = true;
			}
			CheckBoxColumnTemplate template = new CheckBoxColumnTemplate(type);
			if (type != ListItemType.Header)
			{
				template.AutoPostBack = AutoPostBack;
			}
			template.Checked = Checked;
			template.DataField = DataField;
			template.Enabled = Enabled;
			template.EnabledField = EnabledField;
			template.CheckedChanged += OnCheckedChanged;
			if (type == ListItemType.Header)
			{
				template.Text = HeaderText;
				template.AutoPostBack = true;
				template.HeaderCheckBox = HeaderCheckBox;
			}
			template.DesignMode = isDesignMode;
			return template;
		}
		private void OnCheckedChanged(object sender, DNNDataGridCheckChangedEventArgs e)
		{
			e.Column = this;
			if (CheckedChanged != null)
			{
				CheckedChanged(sender, e);
			}
		}
		public override void Initialize()
		{
			this.ItemTemplate = CreateTemplate(ListItemType.Item);
			this.EditItemTemplate = CreateTemplate(ListItemType.EditItem);
			this.HeaderTemplate = CreateTemplate(ListItemType.Header);
			if (HttpContext.Current == null)
			{
				this.HeaderStyle.Font.Names = new string[] { "Tahoma, Verdana, Arial" };
				this.HeaderStyle.Font.Size = new FontUnit("10pt");
				this.HeaderStyle.Font.Bold = true;
			}
			this.ItemStyle.HorizontalAlign = HorizontalAlign.Center;
			this.HeaderStyle.HorizontalAlign = HorizontalAlign.Center;
		}
	}
}
